THE CODE DIRECTORY
Diagnostic code references — Page 67.
Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.
Buick / Cadillac +4
P1743
TP Signal From ECM
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Ford / Lincoln +1
P1743
Torque Converter Clutch Solenoid Faulty
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Kia
P1743
Torque Converter Clutch Solenoid Valve Open Or Short
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Mazda
P1743
Torque Converter Clutch Failed On TCIL Is On
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Volkswagen
P1743
Clutch Slip Control Signal Too High
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BMW
P1744
Pressure Control Solenoid A Electrical
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Ford / Lincoln +1
P1744
Torque Converter Clutch System Stuck in Off Position
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Mazda
P1744
Torque Converter Clutch Solenoid Mechanical Fault
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Volkswagen
P1744
Tiptronic Switch Recognition Circuit Short To Ground
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Jaguar
P1745
Pressure Regulator 1
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Mazda
P1745
Line Pressure Solenoid
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Volkswagen
P1745
Transmission Control Unit Relay Short To B+
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BMW
P1746
Transmission Control Module Output Stage
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Ford / Lincoln +1
P1746
Electronic Pressure Control Solenoid A Open Circuit
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Jaguar
P1746
Pressure Regulator 2
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Mazda
P1746
Electronic Pressure Control Solenoid Circuit Open
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Volkswagen
P1746
Transmission Control Unit Relay Malfunction
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BMW
P1747
CAN Bus Monitoring
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Ford / Lincoln +1
P1747
Electronic Pressure Control Solenoid A Short Circuit
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Jaguar
P1747
Pressure Regulator 3
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Mazda
P1747
Electronic Pressure Control Solenoid Circuit
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Volkswagen
P1747
Transmission Control Unit Relay Open Short To Ground
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BMW
P1748
Transmission Control Module Self Test
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Ford / Lincoln +1
P1748
EPC Malfunction
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Jaguar
P1748
Pressure Regulator 5
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Mazda
P1748
Pressure Control Solenoid A
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Volkswagen
P1748
Transmission Control Unit Self-Check
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BMW
P1749
Secondary Pressure Solenoid Communication Error
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Ford / Lincoln +1
P1749
Electronic Pressure Control Solenoid Failed Low
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Mazda
P1749
Electronic Pressure Control Solenoid Circuit Low
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Volkswagen
P1749
Transmission Control Unit Incorrect Coding
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BMW
P1750
Secondary Pressure Solenoid Circuit Range Performance
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Mitsubishi
P1750
Solenoid Assembly
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Volkswagen
P1750
Power Supply Voltage Low
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BMW
P1751
Secondary Pressure Solenoid Open Circuit
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Ford / Lincoln +1
P1751
Shift Solenoid A Performance
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Mazda
P1751
Transmission Shift Solenoid A Mechanical Fault
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Mitsubishi
P1751
A/T Control Relay
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Volkswagen
P1751
Power Supply Voltage High
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Mazda
P1752
Transmission Shift Solenoid A Circuit Shorted
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Volkswagen
P1752
Power Supply Malfunction
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Ford / Lincoln +1
P1754
Coast Clutch Solenoid Circuit Malfunction
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Mazda
P1754
Transmission Coast Clutch Solenoid Electrical Fault
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Ford / Lincoln +1
P1756
Shift Solenoid B Performance
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Chrysler / Dodge +3
P1756
Governor Pressure Not Equal To Target At 15 20 PSI
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Mazda
P1756
Transmission Shift Solenoid B Mechanical Fault
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Chrysler / Dodge +3
P1757
Governor Pressure Above 3 PSI When Request Is 0 PSI
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Mazda
P1757
Transmission Shift Solenoid B Circuit Shorted
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Acura / Honda
P1758
TCM A/T Lockup Solenoid Valve "B" Fault
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Jaguar
P1758
Pressure Solenoid Control System Incorrect Current
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Mazda
P1759
2-4 Brake Failsafe Valve Malfunction
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Buick / Cadillac +4
P1760
ECM Supply Voltage Interrupted
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Nissan
P1760
Overrun Clutch Solenoid Valve Circuit
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Volkswagen
P1760
Shift Lock Malfunction
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BMW
P1761
Shift Solenoid Malfunction
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Ford / Lincoln +1
P1761
Shift Solenoid C Performance
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Mazda
P1761
Transmission Shift Solenoid 3 Mechanical Fault
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Volkswagen
P1761
Shift Lock Short To Ground
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Ford / Lincoln +1
P1762
Overdrive Band Failed Off
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Chrysler / Dodge +3
P1762
Governor Pressure Sensor Offset Improper Voltage
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Mazda
P1762
Transmission SS3 SS4 OD Band Fault
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Volkswagen
P1762
Shift Lock Short To B+
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Chrysler / Dodge +3
P1763
Governor Pressure Sensor Voltage Too High
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Mazda
P1763
Low And Reverse Brake Pressure Switch Circuit
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Volkswagen
P1763
Shift Lock Open
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Chrysler / Dodge +3
P1764
Governor Pressure Sensor Voltage Too Low
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Mazda
P1764
Low And Reverse Brake Failsafe Valve Malfunction
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BMW
P1765
CAN Throttle Valve
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Chrysler / Dodge +3
P1765
Trans 12 Volt Supply Relay Control Circuit Open Or Shorted
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Mazda
P1765
Transmission 3-2 Timing Solenoid Valve
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Lexus / Toyota
P1765
Linear Shift Solenoid Circuit Fault
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Volkswagen
P1765
Hydraulic Pressure Sensor 2 Adaptation At Limit
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Ford / Lincoln +1
P1766
Shift Solenoid D Performance
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Volkswagen
P1766
Throttle Angle Signal Stuck Off
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Ford / Lincoln +1
P1767
Torque Converter Clutch Circuit Malfunction
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Mazda
P1767
Torque Converter Clutch Solenoid Circuit
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Volkswagen
P1767
Throttle Angle Signal Stuck On
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Ford / Lincoln +1
P1768
Performance Normal Winter Mode Input Malfunction
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Acura / Honda
P1768
Automatic Transmission System Malfunction
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Volkswagen
P1768
Hydraulic Pressure Sensor 2 Too High
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Volkswagen
P1769
Hydraulic Pressure Sensor 2 Too Low
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BMW
P1770
CAN Torque Interface
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Ford / Lincoln +1
P1770
Clutch Solenoid Circuit Malfunction
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Mazda
P1770
Clutch Solenoid Circuit
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Volkswagen
P1770
Load Signal Range Performance
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Mazda
P1771
Throttle Position Sensor Circuit Open To Transmission Control Module
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Volkswagen
P1771
Load Signal Stuck Off
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Mazda
P1772
Throttle Position Sensor Circuit Shorted To Transmission Control Module
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Volkswagen
P1772
Load Signal Stuck On
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Acura / Honda
P1773
Automatic Transmission System Malfunction
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Volkswagen
P1773
Hydraulic Pressure Sensor 1 Too High
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Volkswagen
P1774
Hydraulic Pressure Sensor 1 Too Low
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Jaguar
P1775
Transmission System MIL Fault
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Mazda
P1775
Torque Down Signal 1 Circuit
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Volkswagen
P1775
Hydraulic Pressure Sensor 1 Adaptation At Limit
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Jaguar
P1776
Ignition Retard Request Duration
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Mazda
P1776
Torque Down Signal 2 Circuit
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Jaguar
P1777
Ignition Retard Request Circuit
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Mazda
P1777
Torque Down Response Signal Circuit
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Jaguar
P1778
Transmission Reverse IP Circuit
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These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.